#!/usr/bin/python
#
# Copyright (c) 2009-2021, Google LLC
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#       notice, this list of conditions and the following disclaimer.
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#       names of its contributors may be used to endorse or promote products
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#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

import sys
import re

include = sys.argv[1]
msg_basename = sys.argv[2]
count = 1

m = re.search(r'(.*\D)(\d+)$', sys.argv[2])
if m:
  msg_basename = m.group(1)
  count = int(m.group(2))

print('''
#include "{include}"

char buf[1];

int main() {{
  upb_arena *arena = upb_arena_new();
  size_t size;
'''.format(include=include))

def RefMessage(name):
  print('''
  {{
    {name} *proto = {name}_parse(buf, 1, arena);
    {name}_serialize(proto, arena, &size);
  }}
  '''.format(name=name))

RefMessage(msg_basename)

for i in range(2, count + 1):
  RefMessage(msg_basename + str(i))

print('''
  return 0;
}''')